#totop
  position: fixed
  display: none
  z-index: 9999
  bottom: 3em
  right: 1em
  cursor: pointer
  @media tabletmax
    display: none !important
  a
    font-family: FontAwesome
    text-align: center
    font-size: 50px
    width: 50px
    height: 50px
    line-height: 50px
    color: color-default
    opacity: 0.8
    &:before
      content: '\f139'